Description

Single-Supply, Multichannel, 125 kSPS, 24-Bit, Sigma-Delta ADC with 10 V Inputs Features:24-bit ADC with integrated AFEFast and flexible output rate: 2.5 SPS to 125 kSPSChannel scan data rate of 24,845 SPS per channel (40.25 s settling)85 dB common mode rejection of 50 Hz and 60 Hz at 20 SPS per channel10 V inputs, either 8 differential or 16 single-endedVIN pin absolute maximum rating 65 VAbsolute input pin voltage up to 20 VMinimum 1 M impedanceOn-chip 2.5 V reference0.12% initial accuracy at 25C, 5 ppm/C (typical) driftInternal or external clockPower suppliesAVDD = 4.5 V to 5.5 VIOVDD = 2 V to 5.5 VTotal current consumption AVDD + IOVDD (IDD) = 10.4 mATemperature range: 40C to +105C3-wire or 4-wire serial digital interface (Schmitt trigger on SCLK)SPI, QSPI, MICROWIRE, and DSP compatible